How do I turn off Windows Defender in Windows 10?
Turning Off Windows Defender
1. Open Start
Click the Windows logo in the bottom-left corner of the screen. The Start menu will pop up.
2. Open Settings Click the gear-shaped Settings icon in the lower-left side of the Start menu. Doing so opens the Settings window.
3. Click Update & Security
4.Click Windows Security. This tab is in the upper-left side of the window.
5.Click Virus & threat protection.
6.Click Virus & threat protection settings. ... (or Manage Settings below it)
7. Disable Windows Defender's real-time scanning. Click the blue "On" switch
below the "Real-time protection" heading, then click Yes when prompted. This will turn off the real-time scanning feature of Windows Defender.
8. Your DONE.